Add Yahoo as a preferred source to see more of our stories on Google. This still image of a wolf at night comes from a camera trap, which was part of an experiment investigating wolf behavior in ...

A resident of the central Estonian town of Paide was tracked by a lone wolf late on Monday night, Postimees reported.

While researchers are divided on the conclusion, the behavior shows wolves may be smarter than we thought. This still image of a wolf at night comes from a camera trap, which was part of an experiment ...